High-Purity T2 Copper: Benefits and Applications Explained

1. Product Overview
   T2 copper plate is a high-purity electrolytic tough-pitch copper (ETP copper), with a copper content of ≥99.90%, making it one of the most commonly used pure copper materials in electrical, electronic, and industrial applications. It is known for its exceptional electrical and thermal conductivity, superior corrosion resistance, excellent ductility, and ease of processing. T2 copper is widely used in industries that demand high electrical and thermal efficiency, such as power transmission, electronic circuits, heat exchangers, and industrial equipment.
2. Key Features
   ✅ High-Purity Copper – Cu content ≥99.90%, ensuring excellent conductivity and thermal efficiency.
   ✅ Exceptional Electrical & Thermal Conductivity – Conductivity up to 97% IACS, making it ideal for electrical applications.
   ✅ Outstanding Corrosion Resistance – Resistant to oxidation and corrosion in air, freshwater, and weak acid/alkali environments.
   ✅ Excellent Workability – Easily machinable and suitable for stamping, cutting, welding, bending, and forging.
   ✅ Superior Ductility & Toughness – Offers excellent strength and elongation, supporting both cold and hot processing.
   ✅ Eco-Friendly & Recyclable – 100% recyclable material, supporting sustainable and green production.
3. Chemical Composition (GB/T 5231-2012 Standard)
   Element Cu (Copper) P (Phosphorus) Fe (Iron) Pb (Lead) S (Sulfur) Zn (Zinc)
   Content ≥99.90% ≤0.01% ≤0.005% ≤0.005% ≤0.005% ≤0.005%
   🔹 Note: Some specifications may also list Cu+Ag ≥99.90%, meaning the total copper and silver content reaches 99.90%.
4. Physical Properties
   Property Value
   Density 8.9 g/cm³
   Melting Point 1083°C
   Electrical Conductivity (20℃) ≥57 MS/m (≥97% IACS)
   Thermal Conductivity 388 W/(m·K)
   Coefficient of Thermal Expansion 16.6 × 10⁻⁶ /K
   Modulus of Elasticity 110-128 GPa
5. Mechanical Properties (Annealed Condition)
   Property Tensile Strength (MPa) Elongation (%) Hardness (HB) Yield Strength (MPa)
   T2 Copper Plate (Annealed) 205-245 ≥35 45-65 ≥60
   🔹 Processing Conditions:

Cold-rolled T2 copper: Has higher strength but slightly lower elongation.
Annealed (soft) T2 copper: Maintains high elongation and flexibility for deep processing.

6. Available Specifications & Customization
   ✅ Thickness: 0.2mm – 80mm
   ✅ Width: 20mm – 2500mm
   ✅ Length: 1000mm – 6000mm (customizable)
   ✅ Surface Finish Options:

Bright surface – Smooth, highly conductive, and aesthetically pleasing
Brushed – Enhanced texture for architectural and decorative applications
Polished – High-gloss mirror finish for specialized applications
Oxidized – Improved corrosion resistance for industrial applications
✅ Processing Services: Cutting, stamping, bending, surface coating, deep machining

7. Applications
   🔹 Electrical Industry – Used in power transmission systems, transformers, electrical wiring, switchgear, motors, busbars, and connectors.
   🔹 Electronics & PCB Manufacturing – Essential for printed circuit boards (PCBs), electronic shielding, electrodes, and conductive materials.
   🔹 Thermal Management – Applied in heat exchangers, condensers, radiators, and cooling systems.
   🔹 Construction & Decorative Applications – Used in architectural elements, copper roofing, decorative panels, sculptures, and luxury design.
   🔹 Chemical & Industrial Equipment – Found in corrosion-resistant pipelines, reaction vessels, and pressure-resistant copper fittings.
   🔹 Automotive & Aerospace – Used for high-performance electrical components, connectors, and high-heat applications.
8. Quality Assurance & Compliance
   ✅ International Standards:

GB/T 5231-2012 (China Standard)
ASTM B152 (American Standard)
JIS H3100 (Japanese Standard)
✅ Testing & Quality Control:
Spectrometry Analysis – Ensuring copper purity meets industry standards
Ultrasonic Flaw Detection – Checking internal defects for high-end applications
Electrical Conductivity Testing – Guaranteeing superior performance for electrical applications
Mechanical Strength Testing – Ensuring tensile strength, yield strength, and elongation requirements

9. Why Choose Us?
   At Shaanxi NitiCu Metal Co., Ltd., we provide high-quality, precision-engineered T2 copper plates tailored to your requirements. With advanced production facilities and strict quality control, we ensure our products meet the highest industry standards.

Our Advantages:
✔ High-Quality Raw Materials – 100% electrolytic copper, ensuring purity and performance
✔ Advanced Production Equipment – Precision rolling, cutting, and surface treatment capabilities
✔ Strict Quality Control – Comprehensive testing at every stage of production
✔ Flexible Customization – Various dimensions, surface finishes, and processing options
✔ Global Export Expertise – Serving industries worldwide with reliable logistics and customer service

10. Contact Us
    📧 Email: sales@niticu.com
    🌐 Website: http://www.niticu.com
    📍 Address: Baotai Road Industrial Park, High-tech Zone, Baoji City, Shaanxi Province, China

Shaanxi NitiCu Metal Co., Ltd. – Your Trusted Supplier for High-Quality T2 Copper Plates and Customized Metal Solutions!